SCHEDULE OF NET INVENTORIES (Details) - USD ($)	May 31, 2024	May 31, 2023
Accounting Policies [Abstract]
Raw materials	$ 1,519,000	$ 1,677,000
Work in progress	1,145,000	869,000
Finished products	179,000	182,000
Total gross inventory	2,843,000	2,728,000
Inventory reserve	(467,000)	(672,000)
Net inventory	$ 2,376,000	$ 2,056,000